Adam Clarke on Esther 7:8

Will he force the queen - On the king's return he found him at the queen's knees; and, professing to think that he intended to do violence to her honor, used the above expressions; though he must have known that, in such circumstances, the thought of perpetrating an act of this kind could not possibly exist.

They covered Haman's face - This was a sign of his being devoted to death: for the attendants saw that the king was determined on his destruction. When a criminal was condemned by a Roman judge, he was delivered into the hands of the serjeant with these words: I, lictor; caput obnubito, arbori infelici suspendito. "Go, serjeant; cover his head, and hang him on the accursed tree."